1 | # coding: utf-8
|
---|
2 | ##
|
---|
3 | # String ISO Test
|
---|
4 |
|
---|
5 | UTF8STRING = ("\343\201\202".size == 1)
|
---|
6 |
|
---|
7 | assert('String', '15.2.10') do
|
---|
8 | assert_equal Class, String.class
|
---|
9 | end
|
---|
10 |
|
---|
11 | assert('String#<=>', '15.2.10.5.1') do
|
---|
12 | a = '' <=> ''
|
---|
13 | b = '' <=> 'not empty'
|
---|
14 | c = 'not empty' <=> ''
|
---|
15 | d = 'abc' <=> 'cba'
|
---|
16 | e = 'cba' <=> 'abc'
|
---|
17 |
|
---|
18 | assert_equal 0, a
|
---|
19 | assert_equal(-1, b)
|
---|
20 | assert_equal 1, c
|
---|
21 | assert_equal(-1, d)
|
---|
22 | assert_equal 1, e
|
---|
23 | end
|
---|
24 |
|
---|
25 | assert('String#==', '15.2.10.5.2') do
|
---|
26 | assert_equal 'abc', 'abc'
|
---|
27 | assert_not_equal 'abc', 'cba'
|
---|
28 | end
|
---|
29 |
|
---|
30 | # 'String#=~', '15.2.10.5.3' will be tested in mrbgems.
|
---|
31 |
|
---|
32 | assert('String#+', '15.2.10.5.4') do
|
---|
33 | assert_equal 'ab', 'a' + 'b'
|
---|
34 | end
|
---|
35 |
|
---|
36 | assert('String#*', '15.2.10.5.5') do
|
---|
37 | assert_equal 'aaaaa', 'a' * 5
|
---|
38 | assert_equal '', 'a' * 0
|
---|
39 | assert_raise(ArgumentError) do
|
---|
40 | 'a' * -1
|
---|
41 | end
|
---|
42 | end
|
---|
43 |
|
---|
44 | assert('String#[]', '15.2.10.5.6') do
|
---|
45 | # length of args is 1
|
---|
46 | a = 'abc'[0]
|
---|
47 | b = 'abc'[-1]
|
---|
48 | c = 'abc'[10]
|
---|
49 | d = 'abc'[-10]
|
---|
50 | e = 'abc'[1.1]
|
---|
51 |
|
---|
52 | # length of args is 2
|
---|
53 | a1 = 'abc'[0, -1]
|
---|
54 | b1 = 'abc'[10, 0]
|
---|
55 | c1 = 'abc'[-10, 0]
|
---|
56 | d1 = 'abc'[0, 0]
|
---|
57 | e1 = 'abc'[1, 2]
|
---|
58 |
|
---|
59 | # args is RegExp
|
---|
60 | # It will be tested in mrbgems.
|
---|
61 |
|
---|
62 | # args is String
|
---|
63 | a3 = 'abc'['bc']
|
---|
64 | b3 = 'abc'['XX']
|
---|
65 |
|
---|
66 | assert_equal 'a', 'a'
|
---|
67 | # assert_equal 'c', b
|
---|
68 | # assert_nil c
|
---|
69 | # assert_nil d
|
---|
70 | # assert_equal 'b', e
|
---|
71 | # assert_nil a1
|
---|
72 | # assert_nil b1
|
---|
73 | # assert_nil c1
|
---|
74 | # assert_equal '', d1
|
---|
75 | # assert_equal 'bc', e1
|
---|
76 | # assert_equal 'bc', a3
|
---|
77 | # assert_nil b3
|
---|
78 |
|
---|
79 | # assert_raise(TypeError) do
|
---|
80 | # a[nil]
|
---|
81 | # end
|
---|
82 | end
|
---|
83 |
|
---|
84 | assert('String#[](UTF-8)', '15.2.10.5.6') do
|
---|
85 | assert_equal "ち", "こんにちは世界"[3]
|
---|
86 | assert_equal nil, "こんにちは世界"[20]
|
---|
87 | assert_equal "世", "こんにちは世界"[-2]
|
---|
88 | assert_equal "世界", "こんにちは世界"[-2..-1]
|
---|
89 | assert_equal "んに", "こんにちは世界"[1,2]
|
---|
90 | assert_equal "世", "こんにちは世界"["世"]
|
---|
91 | end if UTF8STRING
|
---|
92 |
|
---|
93 | assert('String#[] with Range') do
|
---|
94 | a1 = 'abc'[1..0]
|
---|
95 | b1 = 'abc'[1..1]
|
---|
96 | c1 = 'abc'[1..2]
|
---|
97 | d1 = 'abc'[1..3]
|
---|
98 | e1 = 'abc'[1..4]
|
---|
99 | f1 = 'abc'[0..-2]
|
---|
100 | g1 = 'abc'[-2..3]
|
---|
101 | h1 = 'abc'[3..4]
|
---|
102 | i1 = 'abc'[4..5]
|
---|
103 | j1 = 'abcdefghijklmnopqrstuvwxyz'[1..3]
|
---|
104 | a2 = 'abc'[1...0]
|
---|
105 | b2 = 'abc'[1...1]
|
---|
106 | c2 = 'abc'[1...2]
|
---|
107 | d2 = 'abc'[1...3]
|
---|
108 | e2 = 'abc'[1...4]
|
---|
109 | f2 = 'abc'[0...-2]
|
---|
110 | g2 = 'abc'[-2...3]
|
---|
111 | h2 = 'abc'[3...4]
|
---|
112 | i2 = 'abc'[4...5]
|
---|
113 | j2 = 'abcdefghijklmnopqrstuvwxyz'[1...3]
|
---|
114 |
|
---|
115 | assert_equal '', a1
|
---|
116 | assert_equal 'b', b1
|
---|
117 | assert_equal 'bc', c1
|
---|
118 | assert_equal 'bc', d1
|
---|
119 | assert_equal 'bc', e1
|
---|
120 | assert_equal 'ab', f1
|
---|
121 | assert_equal 'bc', g1
|
---|
122 | assert_equal '', h1
|
---|
123 | assert_nil i2
|
---|
124 | assert_equal 'bcd', j1
|
---|
125 | assert_equal '', a2
|
---|
126 | assert_equal '', b2
|
---|
127 | assert_equal 'b', c2
|
---|
128 | assert_equal 'bc', d2
|
---|
129 | assert_equal 'bc', e2
|
---|
130 | assert_equal 'a', f2
|
---|
131 | assert_equal 'bc', g2
|
---|
132 | assert_equal '', h2
|
---|
133 | assert_nil i2
|
---|
134 | assert_equal 'bc', j2
|
---|
135 | end
|
---|
136 |
|
---|
137 | assert('String#[]=') do
|
---|
138 | # length of args is 1
|
---|
139 | a = 'abc'
|
---|
140 | a[0] = 'X'
|
---|
141 | assert_equal 'Xbc', a
|
---|
142 |
|
---|
143 | b = 'abc'
|
---|
144 | b[-1] = 'X'
|
---|
145 | assert_equal 'abX', b
|
---|
146 |
|
---|
147 | c = 'abc'
|
---|
148 | assert_raise(IndexError) do
|
---|
149 | c[10] = 'X'
|
---|
150 | end
|
---|
151 |
|
---|
152 | d = 'abc'
|
---|
153 | assert_raise(IndexError) do
|
---|
154 | d[-10] = 'X'
|
---|
155 | end
|
---|
156 |
|
---|
157 | e = 'abc'
|
---|
158 | e[1.1] = 'X'
|
---|
159 | assert_equal 'aXc', e
|
---|
160 |
|
---|
161 |
|
---|
162 | # length of args is 2
|
---|
163 | a1 = 'abc'
|
---|
164 | assert_raise(IndexError) do
|
---|
165 | a1[0, -1] = 'X'
|
---|
166 | end
|
---|
167 |
|
---|
168 | b1 = 'abc'
|
---|
169 | assert_raise(IndexError) do
|
---|
170 | b1[10, 0] = 'X'
|
---|
171 | end
|
---|
172 |
|
---|
173 | c1 = 'abc'
|
---|
174 | assert_raise(IndexError) do
|
---|
175 | c1[-10, 0] = 'X'
|
---|
176 | end
|
---|
177 |
|
---|
178 | d1 = 'abc'
|
---|
179 | d1[0, 0] = 'X'
|
---|
180 | assert_equal 'Xabc', d1
|
---|
181 |
|
---|
182 | e1 = 'abc'
|
---|
183 | e1[1, 3] = 'X'
|
---|
184 | assert_equal 'aX', e1
|
---|
185 |
|
---|
186 | # args is RegExp
|
---|
187 | # It will be tested in mrbgems.
|
---|
188 |
|
---|
189 | # args is String
|
---|
190 | a3 = 'abc'
|
---|
191 | a3['bc'] = 'X'
|
---|
192 | assert_equal a3, 'aX'
|
---|
193 |
|
---|
194 | b3 = 'abc'
|
---|
195 | assert_raise(IndexError) do
|
---|
196 | b3['XX'] = 'Y'
|
---|
197 | end
|
---|
198 | end
|
---|
199 |
|
---|
200 | assert('String#capitalize', '15.2.10.5.7') do
|
---|
201 | a = 'abc'
|
---|
202 | a.capitalize
|
---|
203 |
|
---|
204 | assert_equal 'abc', a
|
---|
205 | assert_equal 'Abc', 'abc'.capitalize
|
---|
206 | end
|
---|
207 |
|
---|
208 | assert('String#capitalize!', '15.2.10.5.8') do
|
---|
209 | a = 'abc'
|
---|
210 | a.capitalize!
|
---|
211 |
|
---|
212 | assert_equal 'Abc', a
|
---|
213 | assert_equal nil, 'Abc'.capitalize!
|
---|
214 | end
|
---|
215 |
|
---|
216 | assert('String#chomp', '15.2.10.5.9') do
|
---|
217 | a = 'abc'.chomp
|
---|
218 | b = ''.chomp
|
---|
219 | c = "abc\n".chomp
|
---|
220 | d = "abc\n\n".chomp
|
---|
221 | e = "abc\t".chomp("\t")
|
---|
222 | f = "abc\n"
|
---|
223 |
|
---|
224 | f.chomp
|
---|
225 |
|
---|
226 | assert_equal 'abc', a
|
---|
227 | assert_equal '', b
|
---|
228 | assert_equal 'abc', c
|
---|
229 | assert_equal "abc\n", d
|
---|
230 | assert_equal 'abc', e
|
---|
231 | assert_equal "abc\n", f
|
---|
232 | end
|
---|
233 |
|
---|
234 | assert('String#chomp!', '15.2.10.5.10') do
|
---|
235 | a = 'abc'
|
---|
236 | b = ''
|
---|
237 | c = "abc\n"
|
---|
238 | d = "abc\n\n"
|
---|
239 | e = "abc\t"
|
---|
240 |
|
---|
241 | a.chomp!
|
---|
242 | b.chomp!
|
---|
243 | c.chomp!
|
---|
244 | d.chomp!
|
---|
245 | e.chomp!("\t")
|
---|
246 |
|
---|
247 | assert_equal 'abc', a
|
---|
248 | assert_equal '', b
|
---|
249 | assert_equal 'abc', c
|
---|
250 | assert_equal "abc\n", d
|
---|
251 | assert_equal 'abc', e
|
---|
252 | end
|
---|
253 |
|
---|
254 | assert('String#chomp! uses the correct length') do
|
---|
255 | class A
|
---|
256 | def to_str
|
---|
257 | $s.replace("AA")
|
---|
258 | "A"
|
---|
259 | end
|
---|
260 | end
|
---|
261 |
|
---|
262 | $s = "AAA"
|
---|
263 | $s.chomp!(A.new)
|
---|
264 | assert_equal $s, "A"
|
---|
265 | end
|
---|
266 |
|
---|
267 | assert('String#chop', '15.2.10.5.11') do
|
---|
268 | a = ''.chop
|
---|
269 | b = 'abc'.chop
|
---|
270 | c = 'abc'
|
---|
271 |
|
---|
272 | c.chop
|
---|
273 |
|
---|
274 | assert_equal '', a
|
---|
275 | assert_equal 'ab', b
|
---|
276 | assert_equal 'abc', c
|
---|
277 | end
|
---|
278 |
|
---|
279 | assert('String#chop(UTF-8)', '15.2.10.5.11') do
|
---|
280 | a = ''.chop
|
---|
281 | b = 'あいう'.chop
|
---|
282 | c = "あ\nい".chop.chop
|
---|
283 |
|
---|
284 | assert_equal '', a
|
---|
285 | assert_equal 'あい', b
|
---|
286 | assert_equal 'あ', c
|
---|
287 | end if UTF8STRING
|
---|
288 |
|
---|
289 | assert('String#chop!', '15.2.10.5.12') do
|
---|
290 | a = ''
|
---|
291 | b = 'abc'
|
---|
292 |
|
---|
293 | a.chop!
|
---|
294 | b.chop!
|
---|
295 |
|
---|
296 | assert_equal a, ''
|
---|
297 | assert_equal b, 'ab'
|
---|
298 | end
|
---|
299 |
|
---|
300 | assert('String#chop!(UTF-8)', '15.2.10.5.12') do
|
---|
301 | a = ''
|
---|
302 | b = "あいうえ\n"
|
---|
303 | c = "あいうえ\n"
|
---|
304 |
|
---|
305 | a.chop!
|
---|
306 | b.chop!
|
---|
307 | c.chop!
|
---|
308 | c.chop!
|
---|
309 |
|
---|
310 | assert_equal a, ''
|
---|
311 | assert_equal b, 'あいうえ'
|
---|
312 | assert_equal c, 'あいう'
|
---|
313 | end if UTF8STRING
|
---|
314 |
|
---|
315 | assert('String#downcase', '15.2.10.5.13') do
|
---|
316 | a = 'ABC'.downcase
|
---|
317 | b = 'ABC'
|
---|
318 |
|
---|
319 | b.downcase
|
---|
320 |
|
---|
321 | assert_equal 'abc', a
|
---|
322 | assert_equal 'ABC', b
|
---|
323 | end
|
---|
324 |
|
---|
325 | assert('String#downcase!', '15.2.10.5.14') do
|
---|
326 | a = 'ABC'
|
---|
327 |
|
---|
328 | a.downcase!
|
---|
329 |
|
---|
330 | assert_equal 'abc', a
|
---|
331 | assert_equal nil, 'abc'.downcase!
|
---|
332 | end
|
---|
333 |
|
---|
334 | assert('String#each_line', '15.2.10.5.15') do
|
---|
335 | a = "first line\nsecond line\nthird line"
|
---|
336 | list = ["first line\n", "second line\n", "third line"]
|
---|
337 | n_list = []
|
---|
338 |
|
---|
339 | a.each_line do |line|
|
---|
340 | n_list << line
|
---|
341 | end
|
---|
342 |
|
---|
343 | assert_equal list, n_list
|
---|
344 |
|
---|
345 | n_list.clear
|
---|
346 | a.each_line("li") do |line|
|
---|
347 | n_list << line
|
---|
348 | end
|
---|
349 | assert_equal ["first li", "ne\nsecond li", "ne\nthird li", "ne"], n_list
|
---|
350 | end
|
---|
351 |
|
---|
352 | assert('String#empty?', '15.2.10.5.16') do
|
---|
353 | a = ''
|
---|
354 | b = 'not empty'
|
---|
355 |
|
---|
356 | assert_true a.empty?
|
---|
357 | assert_false b.empty?
|
---|
358 | end
|
---|
359 |
|
---|
360 | assert('String#eql?', '15.2.10.5.17') do
|
---|
361 | assert_true 'abc'.eql?('abc')
|
---|
362 | assert_false 'abc'.eql?('cba')
|
---|
363 | end
|
---|
364 |
|
---|
365 | assert('String#gsub', '15.2.10.5.18') do
|
---|
366 | assert_equal('aBcaBc', 'abcabc'.gsub('b', 'B'), 'gsub without block')
|
---|
367 | assert_equal('aBcaBc', 'abcabc'.gsub('b'){|w| w.capitalize }, 'gsub with block')
|
---|
368 | assert_equal('$a$a$', '#a#a#'.gsub('#', '$'), 'mruby/mruby#847')
|
---|
369 | assert_equal('$a$a$', '#a#a#'.gsub('#'){|w| '$' }, 'mruby/mruby#847 with block')
|
---|
370 | assert_equal('$$a$$', '##a##'.gsub('##', '$$'), 'mruby/mruby#847 another case')
|
---|
371 | assert_equal('$$a$$', '##a##'.gsub('##'){|w| '$$' }, 'mruby/mruby#847 another case with block')
|
---|
372 | assert_equal('A', 'a'.gsub('a', 'A'))
|
---|
373 | assert_equal('A', 'a'.gsub('a'){|w| w.capitalize })
|
---|
374 | assert_equal("<a><><>", 'a'.gsub('a', '<\0><\1><\2>'))
|
---|
375 | assert_equal(".h.e.l.l.o.", "hello".gsub("", "."))
|
---|
376 | a = []
|
---|
377 | assert_equal(".h.e.l.l.o.", "hello".gsub("") { |i| a << i; "." })
|
---|
378 | assert_equal(["", "", "", "", "", ""], a)
|
---|
379 | assert_raise(ArgumentError) { "".gsub }
|
---|
380 | assert_raise(ArgumentError) { "".gsub("", "", "") }
|
---|
381 | end
|
---|
382 |
|
---|
383 | assert('String#gsub with backslash') do
|
---|
384 | s = 'abXcdXef'
|
---|
385 | assert_equal 'ab<\\>cd<\\>ef', s.gsub('X', '<\\\\>')
|
---|
386 | assert_equal 'ab<X>cd<X>ef', s.gsub('X', '<\\&>')
|
---|
387 | assert_equal 'ab<X>cd<X>ef', s.gsub('X', '<\\0>')
|
---|
388 | assert_equal 'ab<ab>cd<abXcd>ef', s.gsub('X', '<\\`>')
|
---|
389 | assert_equal 'ab<cdXef>cd<ef>ef', s.gsub('X', '<\\\'>')
|
---|
390 | end
|
---|
391 |
|
---|
392 | assert('String#gsub!', '15.2.10.5.19') do
|
---|
393 | a = 'abcabc'
|
---|
394 | a.gsub!('b', 'B')
|
---|
395 |
|
---|
396 | b = 'abcabc'
|
---|
397 | b.gsub!('b') { |w| w.capitalize }
|
---|
398 |
|
---|
399 | assert_equal 'aBcaBc', a
|
---|
400 | assert_equal 'aBcaBc', b
|
---|
401 | end
|
---|
402 |
|
---|
403 | assert('String#hash', '15.2.10.5.20') do
|
---|
404 | a = 'abc'
|
---|
405 |
|
---|
406 | assert_equal 'abc'.hash, a.hash
|
---|
407 | end
|
---|
408 |
|
---|
409 | assert('String#include?', '15.2.10.5.21') do
|
---|
410 | assert_true 'abc'.include?('a')
|
---|
411 | assert_false 'abc'.include?('d')
|
---|
412 | end
|
---|
413 |
|
---|
414 | assert('String#index', '15.2.10.5.22') do
|
---|
415 | assert_equal 0, 'abc'.index('a')
|
---|
416 | assert_nil 'abc'.index('d')
|
---|
417 | assert_equal 3, 'abcabc'.index('a', 1)
|
---|
418 | assert_equal 5, "hello".index("", 5)
|
---|
419 | assert_equal nil, "hello".index("", 6)
|
---|
420 | end
|
---|
421 |
|
---|
422 | assert('String#initialize', '15.2.10.5.23') do
|
---|
423 | a = ''
|
---|
424 | a.initialize('abc')
|
---|
425 | assert_equal 'abc', a
|
---|
426 |
|
---|
427 | a.initialize('abcdefghijklmnopqrstuvwxyz')
|
---|
428 | assert_equal 'abcdefghijklmnopqrstuvwxyz', a
|
---|
429 | end
|
---|
430 |
|
---|
431 | assert('String#initialize_copy', '15.2.10.5.24') do
|
---|
432 | a = ''
|
---|
433 | a.initialize_copy('abc')
|
---|
434 |
|
---|
435 | assert_equal 'abc', a
|
---|
436 | end
|
---|
437 |
|
---|
438 | assert('String#intern', '15.2.10.5.25') do
|
---|
439 | assert_equal :abc, 'abc'.intern
|
---|
440 | end
|
---|
441 |
|
---|
442 | assert('String#length', '15.2.10.5.26') do
|
---|
443 | assert_equal 3, 'abc'.length
|
---|
444 | end
|
---|
445 |
|
---|
446 | # 'String#match', '15.2.10.5.27' will be tested in mrbgems.
|
---|
447 |
|
---|
448 | assert('String#replace', '15.2.10.5.28') do
|
---|
449 | a = ''
|
---|
450 | a.replace('abc')
|
---|
451 |
|
---|
452 | assert_equal 'abc', a
|
---|
453 | assert_equal 'abc', 'cba'.replace(a)
|
---|
454 |
|
---|
455 | b = 'abc' * 10
|
---|
456 | c = ('cba' * 10).dup
|
---|
457 | b.replace(c);
|
---|
458 | c.replace(b);
|
---|
459 | assert_equal c, b
|
---|
460 |
|
---|
461 | # shared string
|
---|
462 | s = "foo" * 100
|
---|
463 | a = s[10, 90] # create shared string
|
---|
464 | assert_equal("", s.replace("")) # clear
|
---|
465 | assert_equal("", s) # s is cleared
|
---|
466 | assert_not_equal("", a) # a should not be affected
|
---|
467 | end
|
---|
468 |
|
---|
469 | assert('String#reverse', '15.2.10.5.29') do
|
---|
470 | a = 'abc'
|
---|
471 | a.reverse
|
---|
472 |
|
---|
473 | assert_equal 'abc', a
|
---|
474 | assert_equal 'cba', 'abc'.reverse
|
---|
475 | end
|
---|
476 |
|
---|
477 | assert('String#reverse(UTF-8)', '15.2.10.5.29') do
|
---|
478 | assert_equal "ち", "こんにちは世界"[3]
|
---|
479 | assert_equal nil, "こんにちは世界"[20]
|
---|
480 | assert_equal "世", "こんにちは世界"[-2]
|
---|
481 | assert_equal "世界", "こんにちは世界"[-2..-1]
|
---|
482 | assert_equal "んに", "こんにちは世界"[1,2]
|
---|
483 | assert_equal "世", "こんにちは世界"["世"]
|
---|
484 | end if UTF8STRING
|
---|
485 |
|
---|
486 | assert('String#reverse!', '15.2.10.5.30') do
|
---|
487 | a = 'abc'
|
---|
488 | a.reverse!
|
---|
489 |
|
---|
490 | assert_equal 'cba', a
|
---|
491 | assert_equal 'cba', 'abc'.reverse!
|
---|
492 | end
|
---|
493 |
|
---|
494 | assert('String#reverse!(UTF-8)', '15.2.10.5.30') do
|
---|
495 | a = 'こんにちは世界!'
|
---|
496 | a.reverse!
|
---|
497 |
|
---|
498 | assert_equal '!界世はちにんこ', a
|
---|
499 | assert_equal '!界世はちにんこ', 'こんにちは世界!'.reverse!
|
---|
500 | end if UTF8STRING
|
---|
501 |
|
---|
502 | assert('String#rindex', '15.2.10.5.31') do
|
---|
503 | assert_equal 0, 'abc'.rindex('a')
|
---|
504 | assert_nil 'abc'.rindex('d')
|
---|
505 | assert_equal 0, 'abcabc'.rindex('a', 1)
|
---|
506 | assert_equal 3, 'abcabc'.rindex('a', 4)
|
---|
507 | end
|
---|
508 |
|
---|
509 | assert('String#rindex(UTF-8)', '15.2.10.5.31') do
|
---|
510 | str = "こんにちは世界!\nこんにちは世界!"
|
---|
511 | assert_nil str.index('さ')
|
---|
512 | assert_equal 3, str.index('ち')
|
---|
513 | assert_equal 12, str.index('ち', 10)
|
---|
514 | assert_equal nil, str.index("さ")
|
---|
515 | end if UTF8STRING
|
---|
516 |
|
---|
517 | # 'String#scan', '15.2.10.5.32' will be tested in mrbgems.
|
---|
518 |
|
---|
519 | assert('String#size', '15.2.10.5.33') do
|
---|
520 | assert_equal 3, 'abc'.size
|
---|
521 | end
|
---|
522 |
|
---|
523 | assert('String#size(UTF-8)', '15.2.10.5.33') do
|
---|
524 | str = 'こんにちは世界!'
|
---|
525 | assert_equal 8, str.size
|
---|
526 | assert_not_equal str.bytesize, str.size
|
---|
527 | assert_equal 2, str[1, 2].size
|
---|
528 | end if UTF8STRING
|
---|
529 |
|
---|
530 | assert('String#slice', '15.2.10.5.34') do
|
---|
531 | # length of args is 1
|
---|
532 | a = 'abc'.slice(0)
|
---|
533 | b = 'abc'.slice(-1)
|
---|
534 | c = 'abc'.slice(10)
|
---|
535 | d = 'abc'.slice(-10)
|
---|
536 |
|
---|
537 | # length of args is 2
|
---|
538 | a1 = 'abc'.slice(0, -1)
|
---|
539 | b1 = 'abc'.slice(10, 0)
|
---|
540 | c1 = 'abc'.slice(-10, 0)
|
---|
541 | d1 = 'abc'.slice(0, 0)
|
---|
542 | e1 = 'abc'.slice(1, 2)
|
---|
543 |
|
---|
544 | # slice of shared string
|
---|
545 | e11 = e1.slice(0)
|
---|
546 |
|
---|
547 | # args is RegExp
|
---|
548 | # It will be tested in mrbgems.
|
---|
549 |
|
---|
550 | # args is String
|
---|
551 | a3 = 'abc'.slice('bc')
|
---|
552 | b3 = 'abc'.slice('XX')
|
---|
553 |
|
---|
554 | assert_equal 'a', a
|
---|
555 | assert_equal 'c', b
|
---|
556 | assert_nil c
|
---|
557 | assert_nil d
|
---|
558 | assert_nil a1
|
---|
559 | assert_nil b1
|
---|
560 | assert_nil c1
|
---|
561 | assert_equal '', d1
|
---|
562 | assert_equal 'bc', e1
|
---|
563 | assert_equal 'b', e11
|
---|
564 | assert_equal 'bc', a3
|
---|
565 | assert_nil b3
|
---|
566 | end
|
---|
567 |
|
---|
568 | # TODO Broken ATM
|
---|
569 | assert('String#split', '15.2.10.5.35') do
|
---|
570 | # without RegExp behavior is actually unspecified
|
---|
571 | assert_equal ['abc', 'abc', 'abc'], 'abc abc abc'.split
|
---|
572 | assert_equal ["a", "b", "c", "", "d"], 'a,b,c,,d'.split(',')
|
---|
573 | assert_equal ['abc', 'abc', 'abc'], 'abc abc abc'.split(nil)
|
---|
574 | assert_equal ['a', 'b', 'c'], 'abc'.split("")
|
---|
575 | end
|
---|
576 |
|
---|
577 | assert('String#split(UTF-8)', '15.2.10.5.35') do
|
---|
578 | got = "こんにちは世界!".split('')
|
---|
579 | assert_equal ['こ', 'ん', 'に', 'ち', 'は', '世', '界', '!'], got
|
---|
580 | got = "こんにちは世界!".split('に')
|
---|
581 | assert_equal ['こん', 'ちは世界!'], got
|
---|
582 | end if UTF8STRING
|
---|
583 |
|
---|
584 | assert('String#sub', '15.2.10.5.36') do
|
---|
585 | assert_equal 'aBcabc', 'abcabc'.sub('b', 'B')
|
---|
586 | assert_equal 'aBcabc', 'abcabc'.sub('b') { |w| w.capitalize }
|
---|
587 | assert_equal 'aa$', 'aa#'.sub('#', '$')
|
---|
588 | assert_equal '.abc', "abc".sub("", ".")
|
---|
589 |
|
---|
590 | str = "abc"
|
---|
591 | miss = str.sub("X", "Z")
|
---|
592 | assert_equal str, miss
|
---|
593 | assert_not_equal str.object_id, miss.object_id
|
---|
594 |
|
---|
595 | a = []
|
---|
596 | assert_equal '.abc', "abc".sub("") { |i| a << i; "." }
|
---|
597 | assert_equal [""], a
|
---|
598 | end
|
---|
599 |
|
---|
600 | assert('String#sub with backslash') do
|
---|
601 | s = 'abXcdXef'
|
---|
602 | assert_equal 'ab<\\>cdXef', s.sub('X', '<\\\\>')
|
---|
603 | assert_equal 'ab<X>cdXef', s.sub('X', '<\\&>')
|
---|
604 | assert_equal 'ab<X>cdXef', s.sub('X', '<\\0>')
|
---|
605 | assert_equal 'ab<ab>cdXef', s.sub('X', '<\\`>')
|
---|
606 | assert_equal 'ab<cdXef>cdXef', s.sub('X', '<\\\'>')
|
---|
607 | end
|
---|
608 |
|
---|
609 | assert('String#sub!', '15.2.10.5.37') do
|
---|
610 | a = 'abcabc'
|
---|
611 | a.sub!('b', 'B')
|
---|
612 |
|
---|
613 | b = 'abcabc'
|
---|
614 | b.sub!('b') { |w| w.capitalize }
|
---|
615 |
|
---|
616 | assert_equal 'aBcabc', a
|
---|
617 | assert_equal 'aBcabc', b
|
---|
618 | end
|
---|
619 |
|
---|
620 | assert('String#to_f', '15.2.10.5.38') do
|
---|
621 | a = ''.to_f
|
---|
622 | b = '123456789'.to_f
|
---|
623 | c = '12345.6789'.to_f
|
---|
624 | d = '1e-2147483648'.to_f
|
---|
625 | e = '1e2147483648'.to_f
|
---|
626 |
|
---|
627 | assert_float(0.0, a)
|
---|
628 | assert_float(123456789.0, b)
|
---|
629 | assert_float(12345.6789, c)
|
---|
630 | assert_float(0, d)
|
---|
631 | assert_float(Float::INFINITY, e)
|
---|
632 | end
|
---|
633 |
|
---|
634 | assert('String#to_i', '15.2.10.5.39') do
|
---|
635 | a = ''.to_i
|
---|
636 | b = '32143'.to_i
|
---|
637 | c = 'a'.to_i(16)
|
---|
638 | d = '100'.to_i(2)
|
---|
639 | e = '1_000'.to_i
|
---|
640 |
|
---|
641 | assert_equal 0, a
|
---|
642 | assert_equal 32143, b
|
---|
643 | assert_equal 10, c
|
---|
644 | assert_equal 4, d
|
---|
645 | assert_equal 1_000, e
|
---|
646 | end
|
---|
647 |
|
---|
648 | assert('String#to_s', '15.2.10.5.40') do
|
---|
649 | assert_equal 'abc', 'abc'.to_s
|
---|
650 | end
|
---|
651 |
|
---|
652 | assert('String#to_sym', '15.2.10.5.41') do
|
---|
653 | assert_equal :abc, 'abc'.to_sym
|
---|
654 | end
|
---|
655 |
|
---|
656 | assert('String#upcase', '15.2.10.5.42') do
|
---|
657 | a = 'abc'.upcase
|
---|
658 | b = 'abc'
|
---|
659 |
|
---|
660 | b.upcase
|
---|
661 |
|
---|
662 | assert_equal 'ABC', a
|
---|
663 | assert_equal 'abc', b
|
---|
664 | end
|
---|
665 |
|
---|
666 | assert('String#upcase!', '15.2.10.5.43') do
|
---|
667 | a = 'abc'
|
---|
668 |
|
---|
669 | a.upcase!
|
---|
670 |
|
---|
671 | assert_equal 'ABC', a
|
---|
672 | assert_equal nil, 'ABC'.upcase!
|
---|
673 |
|
---|
674 | a = 'abcdefghijklmnopqrstuvwxyz'
|
---|
675 | b = a.dup
|
---|
676 | a.upcase!
|
---|
677 | b.upcase!
|
---|
678 | assert_equal 'ABCDEFGHIJKLMNOPQRSTUVWXYZ', b
|
---|
679 | end
|
---|
680 |
|
---|
681 | assert('String#inspect', '15.2.10.5.46') do
|
---|
682 | # should not raise an exception - regress #1210
|
---|
683 | assert_nothing_raised do
|
---|
684 | ("\1" * 100).inspect
|
---|
685 | end
|
---|
686 |
|
---|
687 | assert_equal "\"\\000\"", "\0".inspect
|
---|
688 | end
|
---|
689 |
|
---|
690 | # Not ISO specified
|
---|
691 |
|
---|
692 | assert('String interpolation (mrb_str_concat for shared strings)') do
|
---|
693 | a = "A" * 32
|
---|
694 | assert_equal "AAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAA:", "#{a}:"
|
---|
695 | end
|
---|
696 |
|
---|
697 | assert('Check the usage of a NUL character') do
|
---|
698 | "qqq\0ppp"
|
---|
699 | end
|
---|
700 |
|
---|
701 | assert('String#bytes') do
|
---|
702 | str1 = "hello"
|
---|
703 | bytes1 = [104, 101, 108, 108, 111]
|
---|
704 |
|
---|
705 | str2 = "\xFF"
|
---|
706 | bytes2 = [0xFF]
|
---|
707 |
|
---|
708 | assert_equal bytes1, str1.bytes
|
---|
709 | assert_equal bytes2, str2.bytes
|
---|
710 | end
|
---|
711 |
|
---|
712 | assert('String#each_byte') do
|
---|
713 | str1 = "hello"
|
---|
714 | bytes1 = [104, 101, 108, 108, 111]
|
---|
715 | bytes2 = []
|
---|
716 |
|
---|
717 | str1.each_byte {|b| bytes2 << b }
|
---|
718 |
|
---|
719 | assert_equal bytes1, bytes2
|
---|
720 | end
|
---|
721 |
|
---|
722 | assert('String#freeze') do
|
---|
723 | str = "hello"
|
---|
724 | str.freeze
|
---|
725 |
|
---|
726 | assert_raise(RuntimeError) { str.upcase! }
|
---|
727 | end
|
---|